CVE-2021-21604

HIGH

Jenkins < 2.263.1, < 2.274 - Deserialization of Untrusted Data via Old Data Monitor

Title source: llm
STIX 2.1

Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier allows attackers with permission to create or configure various objects to inject crafted content into Old Data Monitor that results in the instantiation of potentially unsafe objects once discarded by an administrator.

References (1)

Core 1
Core References

Scores

CVSS v3 8.0
EPSS 0.0083
EPSS Percentile 74.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-502
Status published
Products (3)
jenkins/jenkins < 2.263.1
jenkins/jenkins < 2.274
org.jenkins-ci.main/jenkins-core 0 - 2.263.2Maven
Published Jan 13, 2021
Tracked Since Feb 18, 2026